Remote Graphical Linux Desktop on EC2. As a starting point I have used a very nice post  parts of it have become outdated e. I have found to be more convenient. Launching AMIOne of the best distributions for running on EC2 is Ubuntu. You can launch an official  AMI version from http cloud. AMI ID of the instance that you want to launch. Yum Group Install Gnome Desktop Environment No Packages Were Found' title='Yum Group Install Gnome Desktop Environment No Packages Were Found' />Then create a new security group or select an existing ones if you are familiar with security group settings Once you complete the wizard you should be able to. Arch Linux or Arch r t is a Linux distribution for computers based on x8664 architectures. Arch Linux is composed predominantly of free and open. Software. Surprisingly, SUSE still considers GNOME GNOME 3 Beta Welcome To Your New Linux Desktop GNOME 3 Beta Welcome To Your New Linux Desktop Read More to be. Another option that gives you more flexibility e. AWS Console by clicking on InstancesLaunch Instance https console. ID 0. 99. 72. 01. Recommendations EBS Root Device ensures that any changes that you make will persist even if you shutdown your machine. UI tasksdont use spot instance at this point, since it cant be stopped, and when is terminated the EBS volume will be deletedAWS Ref Although Spot Instances can use Amazon EBS backed AMIs, they dont support StopStart. In other words, you cant stop and start Spot Instances launched from an AMI with an Amazon EBS root device. Then you just need to follow the EC2 Wizard Steps. MHMs post If you do not have a keypair, then select Create a new Key Pair, name your keypair and download it. Synopsis Installs, upgrade, downgrades, removes, and lists packages and groups with the yum package manager. Here you will find RHEL 7 instructions to configure a system to use an existing LDAP directory service for user and group information. This article explains, how to install Oracle 12c on RHELCentOS 7, how to create and configure a database, and how to create tables and insert rows of data. I have some strong opinions about fashion. Despite wearing the same monochromatic outfit to work nearly every day, Im a fan of sartorial elegance, tailored suits. On Monday, we learned that Microsoft was killing off the iconic Microsoft Paint program after 32 years and replacing it with Paint 3D in its upcoming Windows 10 update. YoLinux Linux systems administration and configuration for server and desktop computers. Linux Information Portal includes informative tutorials and links to many. CentOS-6.5-login.png' alt='Yum Group Install Gnome Desktop Environment No Packages Were Found' title='Yum Group Install Gnome Desktop Environment No Packages Were Found' />You will need to put it somewhere accessible as we will be modifying the permissions of this file later. Sommarlovsmorgon 2010 Program here. Once you have copied the keypair information, click Continue to head to the next screen. Then create a new security group or select an existing ones if you are familiar with security group settings Once you complete the wizard you should be able to see your instance launching then running. Make sure to select the region in which you were launching the instance otherwise it will not be displayed. Instance ConfigurationMHMs post Now that the instance is running, you will need to access it via SSH. I will assume you are usnig a Linux distribution with access to a terminal or equivalently, you can use Putty in Windows. Attempting to use the keypair downloaded in the previous step while logging in will cause SSH to throw an error that the default read permissions on the file are too insecure. Therefore we need to remove the read permissions for groups and others, while retaining it for the user. Thus we change permissions from 6. Now we can SSH into the Amazon instance using the keypair. Remember to replace the asterisks below with your specific host Public DNS field which can be seen from the AWS Management Console ssh i pathtokeypair. Now that we are logged into the Amazon instance, we need to perform some essential system maintenance, which includes updates, an upgrade and installation of some additional packages sudo apt get update. In order to be able to use NX, we now need to create a new user with admin rights lets call it ec. We also need to allow SSH to use a password login sudo vi etcsshsshdconfigMHMs post Set Password. Authentication to yes where it says no, then save and exit. You will have to restart the SSH daemon for this to take effect sudo etcinit. UI Desktop InstallationMHMs post The next step is to install the Ubuntu Desktop functionality. This essentially means install the X window system and the window manager. Bear in mind that the last command will take around 1. DEBIANFRONTENDnoninteractive. E apt get update. Cs301 Handouts Pdf'>Cs301 Handouts Pdf. E apt get install y ubuntu desktop. Restart to complete upgrades. You now have an Ubuntu Desktop living in the cloud Although, we cant do much with it yet as we cant connect to it via a GUI remote connection. Installing NX Sever. Free. NX is a traditional NX Sever however the support for it has been lacking lately does not work well on latest ubuntu releases. Therefore we go with the NX Free Edition for Linux from No. Machine which has a limit of 2 sessions per server. These packages are not in the software repository so need to be downloaded for the latest version see NX Free Edition for Linux DEB amd. Linuxnxclient3. Linuxnxnode3. LinuxFEnxserver3. Installer will automatically launch the NX server. But just do double check you can check its status by sudo usrNXbinnxserver status. Other command options in case you need them are startstoprestart. NX Client Installation. Now you need to install NX client on your local machine. Download the latest NX client from No. Machine.  One option to download the latest stable version, or the beta could be unstable, right now that is NX 4 BetaPreview  NX Player Windows, Linux, Mac OS X . OSX update   NX 4 Preview seems to be quite unstable on OSX but is the only option if you have OSX   1. For some reason running System Monitor made NX client quite slugish. Launch NX Player Warning UI is not very intuitive and create new connection by filling in host field and click X to go back to the main menu. To connect to your server click on the leftmost icon make sure to use NX login Enter username ec. Click on Create a new session and select Create a new GNOME virtual Desktop. You will now see the ubuntu gui that is running in the cloud  Troubleshooting NXDue to some glitch in NX you may start getting the following error NX is unable to connect. Authentication failed for user XXX Thanks to this post with minor modifcations this issued could be resolved as follows sudo cp usrNXhomenx. NXhomenx. sshknownhosts. NXhomenx. sshknownhosts. NXhomenx. sshknownhosts. NXbinnxserver restart. The No. Machine service is not available on host. If you are connecting from No. Machine Player to NX server 3. Use the No. Machine login rather than  Use the system login in the Connect GUI and re try to run the session ref post. Very slow Response UI large latency. Seem to get fixed by changing display setting on the NX client low quality and disabling optimization options. Making EBSAMI Image. Before you stop your instance go to the instances in AWS console select yours and click on Create Image EBS AMI this way you can save it, and launch it later. This will create an AMI under AMI section as well as a snapshot called something like Created by Create. Imagei fb. 2xxxx for ami 6. StartingStopping Your machine in the cloud. Assuming that you have followed instructions carefully and selected an instance with EBS root store, you can now shutdown and start you cloud machine at will. To do this just go to the https console. Tokyo Gigabit speeds in Japan are sweeeet. Then right click on instance and select start or stop depending on your intentions note if you click terminate, the ebs volume will be detached and renamed, and then when you start AMI the original volume will be launch so you will not see the data from the last session if stop is greyed out it may indicate that you are running a spot instance. Note every time that you startstop your instance its address will change so you will need to update it accordingly in NX Player unless you set up static ip. You may also want to install Dropbox for easy and relatively pain free way of sharing files with your cloud machine could be easily installed from Software Center of Ubuntu. Tips Resizing EBS Volumehttp www. AWS GUI ConsoleIf the volume is already attached to an EC2 instance Detach it from the instance Right click on the instance and select the detach optionTake a snapshot of the EBS Volume. Go to your snapshots listing and right click on the newly created snapshot. Enter the new size of the volume and fill out the other fields as desired. Voila, you have now successfully re sized your volume. Neil you should attach it as devsda.